NEC NEAX 2400 ICS - Distinctive Ringing

NEAX2400 ICS Business Features and Specifications
NDA-24143, Issue 4
Page 203
Distinctive Ringing D-10
D-10 Distinctive Ringing
General Description
This feature provides distinctive station ringing patterns so that the station user can distinguish between
internal and external incoming calls.
Operating Procedure
No manual operation is required.
Service Conditions
1. This feature provides the following ringing patterns:
•
When Series 6100 software or earlier is installed in the system:
a.) Ring for incoming internal calls:
2-second ring
4-second silence
b.) Ring for incoming external calls:
1-second ring
2-second silence
OR
2-second ring
4-second silence
c.) Ringing pattern for CALL BACK [C-1], CALL WAITING - ORIGINATING [C-31], CALL
WAITING - TERMINATING [C-12], OUTGOING TRUNK QUEUING [O-2] or CALL BACK
[C-1]:
2-second ring (3 burst)
4-second silence
•
When Series 6200 software or later is installed in the system:
a.) Ringing for Incoming Internal Call
• When a Service Feature Class that allows Personal Ringer [P-59] (ASFC command,
SFI148) is assigned to a station
Ringing for Incoming Internal Call to Sub Line:
2-second ring
4-second silence
(RINGER PATTERN 1)
Ringing for Incoming Internal Call to Personal Number (My Line)
(
Note)
2-second ring (3 bursts)
1-second silence
(RINGER PATTERN 5)
Note:
Personal Number means My Line of the station allowed Personal Ringer function.
2. This feature may be assigned per-trunk route via System Data programming.
3. If an Off-Premises Station (OPX) or denied station is assigned to a station line, an option is
available for that Class of Service to eliminate burst ringing signals.
4. The DISTINCTIVE RINGING interruption rates can be optionally selected on a per-system basis.
In this case, system initialization may be required.
5. An option is available on a per-trunk group basis to provide one-burst ringing on terminating
calls.